INTERNATIONAL ASTRONOMICAL UNION COMMISSION 26 (DOUBLE STARS)
INFORMATION CIRCULAR No. 140 (FEBRUARY 2000)
INTERNATIONAL ASTRONOMICAL UNION COMMISSION 26 (DOUBLE STARS)
INFORMATION CIRCULAR No. 140 (FEBRUARY 2000)
NEW ORBITSADS Name P (yr) T e W(2000) 2000 Author
RA 2000 DEC n (deg) a (") i (deg) w (deg) Last ob. 2001
--------------------------------------------------------------------------------------COU 247 280.00 1990.21 0.426 21.3 307.6 0.300 BLANCO
00094+1907 1.2857 0.846 124.9 47.1 1999.712 302.3 0.2991522 STF 183 AB 332.79 1996.42 0.523 170.3 156.2 0.346 SEYMOUR
01551+2847 1.0818 0.489 121.3 290.5 1997.685 155.3 0.348 & MASON2612 STF 400 AB 244.52 1939.07 0.669 82.6 265.6 1.416 SEYMOUR
03350+6002 1.4723 1.052 67.1 35.1 1996.0601 265.8 1.425 & MASONCOU 691 36.52 2003.74 0.600 52.7 221.4 0.108 DOCOBO
03423+3141 9.8576 0.167 73.9 252.0 1996.866 226.7 0.103 & LING4971 A 2667 102.34 1931.89 0.365 110.0 228.7 0.278 SEYMOUR
06214+0216 3.5177 0.400 59.8 253.9 1997.1171 232.0 0.282 & MASONCOU 768 26.64 1982.71 0.502 60.1 160.8 0.135 DOCOBO
06503+2410 13.5135 0.118 144.2 59.8 1996.872 153.2 0.129 & LING5726 A 1959 32.11 1972.53 0.019 169.6 98.6 0.120 SEYMOUR
07036+3941 11.2115 0.247 61.9 333.0 1995.1462 118.4 0.138 & MASON7044 VDK 3 127.76 2009.58 0.891 176.8 150.9 1.603 SEYMOUR
08507+0752 2.8178 2.498 59.1 102.8 1997.275 152.6 1.523 & MASON7629 I 292 823.31 1971.04 0.832 124.6 316.8 0.638 SEYMOUR
10043-2823 0.4373 1.457 138.4 52.1 1997.1229 315.9 0.655 & MASON7915 HO 532 AB 160.67 1972.58 0.860 110.9 72.3 0.624 MANTE
10454+3831 2.2406 1.791 100.1 280.1 1995.1411 70.6 0.615KUI 93 68.21 1962.76 0.976 151.9 313.2 0.193 DOCOBO
19411+1349 5.2778 0.099 22.3 339.0 1995.7703 313.5 0.192 & LING=====================================================================================
PAPERS PUBLISHED IN 1999
1) ABT, H. A. & WILLMARTH D. W.: "Binaries in the Praesepe and Coma Star Clusters
and Their Implications for Binary Evolution". Astrophys. J. 521, 682 (1999).2) ARISTIDI, E. et al.: "Speckle observations of double and multiple stars at Pic du
Midi: Measurements during 1995 and 1997 and new orbits". Astron. Astrophys. Suppl.
Ser. 134 (3), 545 (1999).3) BALEGA, I. I. et al.: "Binary star Speckle measurements during 1992-1997 from SAO
6-m and 1-m telescopes in Zelenchuk". Astron. Astrophys. Suppl. Ser. 140 (3), 287
(1999).4) BENDINELLI, O. et al.: "A method to analyze adaptive optics
images of binary stars". Astron. Astrophys. Suppl. Ser. 135 (1), 187 (1999).5) BODEN, A. F. et al. : "The visual orbit of 64 Piscium". Astrophys. J. 527, 360
(1999).6) BODEN, A. F. et al. : "The visual orbit of iota Pegasi". Astrophys. J. 515, 356
(1999).7) CUYPERS, J. & SEGGWISS, W. : "CCD photometry and astrometry of visual double and
multiple stars of the HIPPARCOS catalogue. II. CCD photometry and differential
astrometry of 288 southern ``Intermediate" systems". Astron. Astrophys. Suppl.
Ser. 139 (3), 425 (1999).8) DELFOSSE, X. et al.: "Accurate masses of very low mass stars II. The very low
mass triple system GL 866". Astron. Astrophys. 350, L39 (1999).9) DOCOBO, J. A. & LING J. F.: "Orbits of five visual double stars". Astrophys. J.
Suppl. Ser. 120, 41 (1999).10) DOCOBO, J. A., PRIETO, C. & LING J. F.: "The influence of mass loss on the
eccentricity of double star orbits". Astrophys. and Space Science 261, 205 (1999).11) DOUGLASS, G. G. et al.: "Speckle interferometry at the US Naval Observatory. IV".
Astron. J. 118 (3), 1395 (1999).12) FALIN, J. L. & MIGNARD, F. : "Mining in the Hipparcos raw data". Astron.
Astrophys. Suppl. Ser. 135 (2), 231 (1999).13) FARAGGIANA, R. & BONIFACIO, P. C. : "How many lambda Bootis stars are binaries?".
Astron. Astrophys. 349, 521 (1999).14) FEKEL, F. C. et al.: "Orbital elements and physical parameters of ten
chromospherically active binary stars". Astron. Astrophys. Suppl. Ser. 137 (2),
369 (1999).15) GEHRZ, R. D. et al. : "Thermal infrared images of the remarkable young nearby
multiple star HD 98800". Astrophys. J. 512, L55 (1999).16) GERMAIN, M. E., DOUGLASS, G. G. & WORLEY, C. E.: "Speckle interferometry at the
US Naval Observatory. II". Astron. J. 117 (4), 1905 (1999).17) GERMAIN, M. E., DOUGLASS, G. G. & WORLEY, C. E.: "Speckle interferometry at the
US Naval Observatory. III". Astron. J. 117 (5), 2511 (1999).18) HARTKOPF, W. I. et al.: "ICCD Speckle observations of binary stars. XXII. A survey
of Wolf-Rayet stars for close visual companions". Astron. J. 118 (1), 509 (1999).19) HAUSER, H.M. & MARCY, G. W.: "The orbit of 16 Cygni AB". Pub. Astron. Soc. of the
Pacific 111 (757), 321 (1999).20) HOLMAN, M. J. & WIEGERT, P. A.: "Long-term stability of planets in binary
systems". Astron. J. 117 (1), 621 (1999).21) HORCH, E. et al.: "Speckle observations of binary stars with the wiyn telescope.
I. Measures during 1997". Astron. J. 117 (1), 548 (1999).22) IWAMOTO, N. et al.: "A comparison of stellar evolution with binary systems".
Astrophys. J. 521, 297 (1999).23) JASINTA, D.M.D., RAHARTO, M. & SOEGIARTINI, E. : " Photographic observations of
visual double stars". Astron. Astrophys. Suppl. Ser. 134 (1), 87 (1999).24) JASINTA, D.M.D. & HIDAYAT, B. : " The photographic observations on the components
of Sirius". Astron. Astrophys. Suppl. Ser. 136 (2), 293 (1999).25) KOPEIKIN, S. M., OZERNOY, L. M. : "Post-NewtonianTheory for Precision Doppler
Measurements of Binary Star Orbits". Astrophys. J. 523, 771 (1999).26) KOVALEVA, D. A. & MALKOV, O. Y.: " On the possible multiplicity of the components
of some low-mass systems". Astron. Reports 43 (2), 100 (1999).27) KRYMOLOWSKI, Y. & MAZEH, T.: "Studies of multiple stellar systems - II.
Second-order averaged Hamiltonian to follow long-term orbital modulations of
hierarchical triple systems". MNRAS, 304, 720 (1999).28) LEONE, F. & CATANZARO, G. : "Orbital elements of binary systems with a chemically
peculiar star". Astron. Astrophys. 343, 273 (1999).29) LU, W. & RUCINSKI, S. M.: "Radial velocity studies of close binary stars. I".
Astron. J. 118 (1), 515 (1999).30) MASON, B.D., DOUGLASS, G.G. & HARTKOPF, W. I.: "Binary star orbits from speckle
interferometry. I. Improved orbital elements of 22 visual systems". Astron. J.
117 (2), 1023 (1999).31) MASON, B.D. et al.: "Speckle interferometry of new and problem Hipparcos
binaries". Astron. J. 117 (4), 1890 (1999).32) MOLENBERGHS, G., AERTS, C. & DE CAT, P.: "An improved method for the determination
of the orbital parameters of a binary system that contains a pulsating component".
Astron. Astrophys. Suppl. Ser. 135 (2), 383 (1999).33) MORAN, C. et al.: "The orbital parameters of three new subdwarf B binaries".
MNRAS, 304, 535 (1999).34) OBLAK, E. et al.: "CCD photometry and astrometry for visual double and multiple
stars of the HIPPARCOS catalogue. I. Presentation of the large scale project".
Astron. Astrophys. 346, 5230 (1999).35) PENNY, L. R., GIES, D. R. & BAGNUOLO, W. G., JR. : "Tomographic Separation of
Composite Spectra. VI. The Physical Properties of the Massive Close Binary HD
152248". Astrophys. J. 518, 450 (1999).36) PETROVA, A. V. & ORLOV, V. V.: "Apsidal motion in double stars. I. Catalog."
Astron. J. 117 (1), 587 (1999).37) POURBAIX, D. : "Gamma Persei: a challenge for stellar evolution models". Astron.
Astrophys. 348, 127 (1999).38) POURBAIX, D., NEUFORGE-VERHEECKE, C. & NOELS, A.: "Revised masses of alpha
Centauri". Astron. Astrophys. 344, 172 (1999).39) RICHICHI, A. et al.: "New binary stars discovered by Lunar occultations". Astron.
Astrophys. 350, 491 (1999).40) ROBERTS, L. C.: "Three methods of determining magnitudes of individual stars in
resolved binary systems". Pur. Astron. Soc. of the Pacific ,111 (759), 650 (1999).41) ROBERTSON, J. G. et al.: "Interferometry and spectroscopy of beta Cen: a beta
Cephei star in a binary system*". MNRAS, 302, 245 (1999).42) SALAMAN, M., MORLET, G. & GILI, R.: "CCD measurements of visual double star made
with 50 cm. refractor of the Nice Observatory". Astron. Astrophys. Suppl. Ser. 135
(3), 499 (1999).43) SALIM, S. & GOULD, A. : "Saggitarius A ``visual binaries": A direct measurement
of the galactocentric distance". Astrophys. J. 523, 633 (1999).44) SCALLY, A., CLARKE, C. & MCCAUGHREAN, M. J.: "Wide binaries in the Orion nebula
cluster". MNRAS, 306, 253 (1999).45) SCHWEICKHARDT, J. et al.: "Revised mass determination of the super massive
Wolf-Rayet star WR 22". Astron. Astrophys. 347, 127 (1999).46) SHATSKY, N. et al.: "UBV absolute CCD photometry and differential astrometry of
a sample visual double stars with A-type primaries". Astron. Astrophys. Suppl. Ser.
139 (1), 69 (1999).47) SINACHOPOULOS, D. et al.: "CCD astrometry and instrumental DeltaV photometry of
visual double stars. V. Differential measurements of pairs with angular separations
1" to 4" ". Astron. Astrophys. Suppl. Ser. 136 (3), 525 (1999).48) SMEKHOV, M. G.: "Spectroscopic Components in the Multiple Systems ADS 4200 and
ADS 12656". Astron. Letters 25 (8), 536 (1999).49) SODERHJELM, S.: "Visual binary orbits and masses post Hipparcos". Astron.
Astrophys. 341, 121 (1999).50) TAMAZIAN, V. S., DOCOBO, J. A. & MELIKIAN, N. : "Spectral, photometric and
polarimetric study of visual binary COU 14" Astrophys. J. 513, 933 (1999).51) TAMAZIAN, V. S. & DOCOBO, J. A.: "Flare activity of visual binary COU 14"
Astrophys. and Space Science 261, 95 (1999).52) TOKOVININ, A. A.: "New spectroscopic components in 8 multiple systems". Astron.
Astrophys. Suppl. Ser. 136 (2), 373 (1999).53) TOKOVININ A. A.: " The visual orbit of HD 98800". Astron. Letters, 25 (10), 669
(1999).54) TOKOVININ, A. A. et al.: "A near IR adaptive optics search for faint companions
to early-type multiple stars". Astron. Astrophys. 346, 481 (1999).55) TORRES, G.: "Subestellar companion masses from minimal radial velocity or
astrometric information: a Monte Carlo approach.". Pub. Astron. Soc. of the
Pacific 111 (756), 169 (1999).56) TORRES, G. et al.: "The nearby low-mass visual binary Wolf 424" Astron. J. 117
(1), 562 (1999).57) WEIGELT, G. et al.: "Bispectrum speckle interferometry of the Orion Trapezium
stars: detection of a close (33 mas) companion of Theta (1) Ori C". Astron.
Astrophys. 347, 15 (1999).===================================================================================
NOTE
J. F. Courtot reports that the following wide "CTT" pairs, noticed and measured in
Chaumont (France), in 1997, have been included in WDS Catalog.===================================================================================
Name BD RA, Dec Theta Rho Mags Spectral
(2000) (deg) (") Type
-----------------------------------------------------------------------------------
CTT 1 +56 3129 00 00.3 +56 51 92 46.5 8.5 - 9.5 A2
CTT 2 +55 195 00 54.5 +56 19 42 62.0 7.2 - 9.8 A5+F5
CTT 3 +62 423 02 35.9 +63 38 88 88.1 7.9 - 8.3 A5
CTT 4 AB +33 994 05 17.5 +33 12 104 98.3 7.7 - 9.5 A2
CTT 4 AC " " 282 113.6 7.7 - 9.5 -
CTT 4 AD " " 270 102.8 7.7 - 9.5 -
CTT 4 AE " " 269 116.2 7.7 - 10.0 -
CTT 5 +47 4334 23 57.5 +48 17 325 33.8 9.3 - 9.5 M0
===================================================================================
The deadline for contributions to Information Circular No. 140 is:
June 15th 2000
J. A. Docobo (oadoco@usc.es)
J. F. Ling (oafana@usc.es)
Fax: (81) 59 70 54Observatorio Astronomico "R. M. Aller"
P. O. Box 197
Universidade de Santiago de Compostela
SPAIN
ISSN: 1024-7769